<?php

declare(strict_types=1);

namespace Siteworxpro\App;

use GRPC\Greeter\GreeterInterface;
use Siteworxpro\App\GrpcHandlers\GreeterHandler;
use Siteworxpro\App\Services\Facades\Config;
use Spiral\RoadRunner\GRPC\Invoker;
use Spiral\RoadRunner\GRPC\Server;
use Spiral\RoadRunner\Worker;

/**
 * Class Grpc
 *
 * starts a gRPC server using RoadRunner
 *
 * @package Siteworxpro\App
 */
class Grpc
{
    private const array SERVICES = [
        GreeterInterface::class => GreeterHandler::class,
    ];

    /**
     * @throws \ReflectionException
     */
    public function __construct()
    {
        Kernel::boot();
    }

    /**
     * Starts the gRPC server
     *
     * @return int
     */
    public function start(): int
    {
        $server = new Server(new Invoker(), [
            'debug' => Config::get('app.dev_mode'),
        ]);

        foreach (self::SERVICES as $interface => $handler) {
            $server->registerService($interface, new $handler());
        }

        $server->serve(Worker::create());

        return 0;
    }
}